SuperPro now has a complete Alloy Performance Upgrade solution for the BMW E46's lower control arms. The ALOY0046XK Caster increase kit will deliver extra caster to enhance the handling of the vehicle. Designed for greater directional stability and Improved turn in. These Arms are fitted with Uprated Ball joints and SuperPro Bushes to reduce Arm movement This SuperPro kit comes with LHS and RHS arms, including heavy duty M-Spec ball joints, brackets and bushes. SuperPro has the best solution for your BMW!. Factory Fit - SuperPro Alloy control arms enhance performance and handling, but also provide an quick and significant upgrade whether you DIY or have them installed by your SuperPro Authorized Dealer. Lighter, stronger, faster - these words form the foundation of SuperPro's alloy control arm range. Reduce weight, increase strength, and optimize geometry for improved grip, handing and feedback. SuperPro 2000 BMW 323Ci Base Front Alloy Lower Control Arm Set (+Caster). Control Arm Lower - Arm Assembly. Alloy LCA Set

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